CN101048598B - 先导式单向阀 - Google Patents

先导式单向阀 Download PDF

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Publication number
CN101048598B
CN101048598B CN2005800352480A CN200580035248A CN101048598B CN 101048598 B CN101048598 B CN 101048598B CN 2005800352480 A CN2005800352480 A CN 2005800352480A CN 200580035248 A CN200580035248 A CN 200580035248A CN 101048598 B CN101048598 B CN 101048598B
Authority
CN
China
Prior art keywords
pressure
valve
dominant
way valve
main piston
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN2005800352480A
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English (en)
Chinese (zh)
Other versions
CN101048598A (zh
Inventor
格奥尔格·劳施
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bosch Rexroth AG
Original Assignee
Bosch Rexroth AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bosch Rexroth AG filed Critical Bosch Rexroth AG
Publication of CN101048598A publication Critical patent/CN101048598A/zh
Application granted granted Critical
Publication of CN101048598B publication Critical patent/CN101048598B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/20—Accessories: Details
    • B22D17/2015—Means for forcing the molten metal into the die
    • B22D17/2069—Exerting after-pressure on the moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/20—Accessories: Details
    • B22D17/32—Controlling equipment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/76—Measuring, controlling or regulating
    • B29C45/82—Hydraulic or pneumatic circuits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/022—Systems essentially incorporating special features for controlling the speed or actuating force of an output member in which a rapid approach stroke is followed by a slower, high-force working stroke
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
    • F15B13/043—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves
    • F15B13/0431—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves the electrical control resulting in an on-off function
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76—Measuring, controlling or regulating
    • B29C2945/76494—Controlled parameter
    • B29C2945/76498—Pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76—Measuring, controlling or regulating
    • B29C2945/76655—Location of control
    • B29C2945/76775—Fluids
    • B29C2945/76785—Fluids hydraulic fluids

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Fluid-Driven Valves (AREA)
  • Check Valves (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Valve Housings (AREA)
CN2005800352480A 2004-10-15 2005-10-07 先导式单向阀 Active CN101048598B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE102004050431.8 2004-10-15
DE102004050431 2004-10-15
DE102004061562 2004-12-21
DE102004061562.4 2004-12-21
PCT/DE2005/001801 WO2006042508A1 (de) 2004-10-15 2005-10-07 Vorgesteuertes rückschlagventil

Publications (2)

Publication Number Publication Date
CN101048598A CN101048598A (zh) 2007-10-03
CN101048598B true CN101048598B (zh) 2011-05-18

Family

ID=35654146

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2005800352480A Active CN101048598B (zh) 2004-10-15 2005-10-07 先导式单向阀

Country Status (5)

Country Link
EP (1) EP1800012B1 (de)
CN (1) CN101048598B (de)
AT (1) ATE471460T1 (de)
DE (2) DE502005009768D1 (de)
WO (1) WO2006042508A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009036596A1 (de) * 2008-08-28 2010-03-04 Robert Bosch Gmbh Wegeventil
DE102008055542A1 (de) * 2008-12-17 2010-07-01 Bühler Druckguss AG Druckübersetzer mit integriertem Rückschlagventil
DE102012016838B4 (de) * 2012-08-27 2023-12-28 Robert Bosch Gmbh Hydraulische Steuerschaltung für eine hydraulisch betätigte Gießeinheit
EP2829379A1 (de) * 2013-07-22 2015-01-28 Eugen Seitz AG Ventilanordnung
DE102013227053B4 (de) * 2013-12-23 2023-04-20 Robert Bosch Gmbh Hydraulische Achse
CN103644336B (zh) * 2013-12-28 2015-09-23 太重集团榆次液压工业有限公司 先导式主动型带位置监测安全阀
JP6511964B2 (ja) * 2015-05-28 2019-05-15 アイシン精機株式会社 流体制御装置
DE102017220836A1 (de) * 2016-11-24 2018-05-24 Robert Bosch Gmbh Hydraulische Steuerung für eine Gießeinheit einer Spritzgießmaschine und Verfahren zu Steuerung einer Gießeinheit einer Spritzgießmaschine
DE102017219966A1 (de) * 2017-11-09 2019-05-09 Robert Bosch Gmbh Hydraulische Gießeinheit

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1552987A (en) * 1975-08-20 1979-09-19 Sulzer Ag Check valves
CN2632370Y (zh) * 2003-08-06 2004-08-11 机械工业部西安重型机械研究所 二级插装式高压大流量卸压排液阀

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT980603B (it) * 1972-04-17 1974-10-10 Hydromatik Gmbh Valvola a due vie del tipo a sede
CH563532A5 (de) * 1973-03-14 1975-06-30 Buehler Ag Geb
JPS59137687A (ja) * 1983-01-26 1984-08-07 Hitachi Ltd 主蒸気隔離弁
DE9218312U1 (de) * 1992-08-13 1994-06-23 Rexroth Mannesmann Gmbh Hydraulische Drucksteuerung eines Verbrauchers
DE29717927U1 (de) * 1997-10-09 1997-11-20 Festo Ag & Co Ventileinheit

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1552987A (en) * 1975-08-20 1979-09-19 Sulzer Ag Check valves
CN2632370Y (zh) * 2003-08-06 2004-08-11 机械工业部西安重型机械研究所 二级插装式高压大流量卸压排液阀

Also Published As

Publication number Publication date
DE112005002544A5 (de) 2007-07-12
EP1800012A1 (de) 2007-06-27
ATE471460T1 (de) 2010-07-15
CN101048598A (zh) 2007-10-03
WO2006042508A1 (de) 2006-04-27
DE502005009768D1 (de) 2010-07-29
EP1800012B1 (de) 2010-06-16

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